UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rSBoee3U2qx8iSypnuEfTrQhbOGerHQEbtgueaxIPWw=' 
WHERE 
  key_id = '8eb90a0922532bf0f218b126f5575a77c209724e7bcf8638218e354b505f847f' 
  AND (
    token = 'rSBoee3U2qx8iSypnuEfTrQhbOGerHQEbtgueaxIPWw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )